Why were you upset? The headteacher wasn’t blaming anyone. He         said things like that could be avoided. 

 ----He thinks that girls are smarter than boys when it comes to learning English. ----But two years ago he thought_______.

I don’t mind picking up your things from the store._____, the walk will do me good.

_____ three influenza type A virus subtypes(子类型) have been found in pigs.

—I did not give offence to you ___________.—Forget it. Let’s make up.